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exp> <decoct
Last updated: Fri, 05 Sep 2008

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deg2rad

(PHP 4, PHP 5)

deg2radConvertit un nombre de degrés en radians

Description

float deg2rad ( float $number )

deg2rad() convertit number de degrés en radians.

Liste de paramètres

number

L'angle, en degrés

Valeurs de retour

L'équivalent, en radian, de number .

Exemples

Exemple #1 Exemple avec deg2rad()

<?php

echo deg2rad(45); // 0.785398163397
var_dump(deg2rad(45) === M_PI_4); // bool(true)

?>

Voir aussi



add a note add a note User Contributed Notes
deg2rad
john dot navratil at sbcglobal dot net
11-Feb-2007 04:32
This does a simple scaling with the results that deg2rad(720) is 4PI.  For navigation purposes you may wish to mod the results with 2PI.

exp> <decoct
Last updated: Fri, 05 Sep 2008
 
 
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